Date:2015.11.19
Profile Feature
Preheat/Soak
Ramp-up rate (Preheat Stage )
Liquidous temperature
Peak package body temperature (Tp)
Time (Tp)
Ramp-down rate
Time 25 °C to peak temperature
DIP Component Vendor Spec
135 °C
need endure 80 seconds
need endure3 °C/second max.
NA
270 °C
need endure 6* seconds
NA
need endure 8 minutes max.
DIP Plastic heat resistance capability :
(1) Direct contact 270℃, 6 seconds
(2) In-direct contact 230℃, 5 seconds
(3) no contact 130℃, 5 seconds
DIP零件 耐溫性要求
Preheat Stage
Tp
耐溫
135
°C
= 80 s
焊錫面最高溫度
270°C =6 s
藍色線條:代表錫面溫度,
3. DIP 零件塑膠部分耐溫要求
(1) 直接接觸需承受270度6秒 / Direct contact 270℃, 6 sec
(2) 間接接觸需承受230度5秒 / In-direct contact 230℃, 5 sec
(3) 完全不接觸需承受130度5秒 / no contact 130℃, 5 sec